What the _gclid cookie does
Stores the Google Click Identifier (GCLID) after an ad click, used for conversion tracking and attributing ad performance.
Who sets it
Consent category: marketing
Marketing cookies follow visitors across sites to build advertising profiles and to measure campaigns. They always require prior consent, and a consent banner has to block them until the visitor agrees.
| Name | _gclid |
|---|---|
| Category | Marketing |
| Set by | Google Ads |
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